From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Mon, 10 Oct 2011 17:43:39 +0200 Subject: Imported nx-X11-3.1.0-1.tar.gz Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository --- nx-X11/programs/Xserver/composite/Imakefile | 18 + nx-X11/programs/Xserver/composite/compalloc.c | 553 ++++++++++++++++++ nx-X11/programs/Xserver/composite/compext.c | 409 ++++++++++++++ nx-X11/programs/Xserver/composite/compinit.c | 390 +++++++++++++ nx-X11/programs/Xserver/composite/compint.h | 260 +++++++++ nx-X11/programs/Xserver/composite/compwindow.c | 755 +++++++++++++++++++++++++ 6 files changed, 2385 insertions(+) create mode 100644 nx-X11/programs/Xserver/composite/Imakefile create mode 100644 nx-X11/programs/Xserver/composite/compalloc.c create mode 100644 nx-X11/programs/Xserver/composite/compext.c create mode 100644 nx-X11/programs/Xserver/composite/compinit.c create mode 100644 nx-X11/programs/Xserver/composite/compint.h create mode 100644 nx-X11/programs/Xserver/composite/compwindow.c (limited to 'nx-X11/programs/Xserver/composite') diff --git a/nx-X11/programs/Xserver/composite/Imakefile b/nx-X11/programs/Xserver/composite/Imakefile new file mode 100644 index 000000000..9d3edcf8c --- /dev/null +++ b/nx-X11/programs/Xserver/composite/Imakefile @@ -0,0 +1,18 @@ +#include + + SRCS = compalloc.c compext.c compinit.c compwindow.c + + OBJS = compalloc.o compext.o compinit.o compwindow.o + + INCLUDES = -I../include -I../mi -I../Xext -I../render -I../xfixes \ + -I../damageext -I../miext/damage -I$(EXTINCSRC) \ + -I$(XINCLUDESRC) -I$(FONTINCSRC) + + LINTLIBS = ../dix/llib-ldix.ln ../os/llib-los.ln + +NormalLibraryTarget(composite,$(OBJS)) +NormalLibraryObjectRule() +LintLibraryTarget(composite,$(SRCS)) +NormalLintTarget($(SRCS)) + +DependTarget() diff --git a/nx-X11/programs/Xserver/composite/compalloc.c b/nx-X11/programs/Xserver/composite/compalloc.c new file mode 100644 index 000000000..d496ee9ba --- /dev/null +++ b/nx-X11/programs/Xserver/composite/compalloc.c @@ -0,0 +1,553 @@ +/* + * $Id: compalloc.c,v 1.7 2005/07/03 07:37:34 daniels Exp $ + * + * Copyright © 2003 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include "compint.h" + +void +compReportDamage (DamagePtr pDamage, RegionPtr pRegion, void *closure) +{ + WindowPtr pWin = (WindowPtr) closure; + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + CompWindowPtr cw = GetCompWindow (pWin); + + cs->damaged = TRUE; + cw->damaged = TRUE; +} + +static void +compDestroyDamage (DamagePtr pDamage, void *closure) +{ + WindowPtr pWin = (WindowPtr) closure; + CompWindowPtr cw = GetCompWindow (pWin); + + cw->damage = 0; +} + +/* + * Redirect one window for one client + */ +int +compRedirectWindow (ClientPtr pClient, WindowPtr pWin, int update) +{ + CompWindowPtr cw = GetCompWindow (pWin); + CompClientWindowPtr ccw; + Bool wasMapped = pWin->mapped; + + /* + * Only one Manual update is allowed + */ + if (cw && update == CompositeRedirectManual) + for (ccw = cw->clients; ccw; ccw = ccw->next) + if (ccw->update == CompositeRedirectManual) + return BadAccess; + + /* + * Allocate per-client per-window structure + * The client *could* allocate multiple, but while supported, + * it is not expected to be common + */ + ccw = xalloc (sizeof (CompClientWindowRec)); + if (!ccw) + return BadAlloc; + ccw->id = FakeClientID (pClient->index); + ccw->update = update; + /* + * Now make sure there's a per-window structure to hang this from + */ + if (!cw) + { + cw = xalloc (sizeof (CompWindowRec)); + if (!cw) + { + xfree (ccw); + return BadAlloc; + } + cw->damage = DamageCreate (compReportDamage, + compDestroyDamage, + DamageReportNonEmpty, + FALSE, + pWin->drawable.pScreen, + pWin); + if (!cw->damage) + { + xfree (ccw); + xfree (cw); + return BadAlloc; + } + if (wasMapped) + UnmapWindow (pWin, FALSE); + + REGION_NULL (pScreen, &cw->borderClip); + cw->update = CompositeRedirectAutomatic; + cw->clients = 0; + cw->oldx = COMP_ORIGIN_INVALID; + cw->oldy = COMP_ORIGIN_INVALID; + cw->damageRegistered = FALSE; + cw->damaged = FALSE; + pWin->devPrivates[CompWindowPrivateIndex].ptr = cw; + } + ccw->next = cw->clients; + cw->clients = ccw; + if (!AddResource (ccw->id, CompositeClientWindowType, pWin)) + return BadAlloc; + if (ccw->update == CompositeRedirectManual) + { + if (cw->damageRegistered) + { + DamageUnregister (&pWin->drawable, cw->damage); + cw->damageRegistered = FALSE; + } + cw->update = CompositeRedirectManual; + } + + if (!compCheckRedirect (pWin)) + { + FreeResource (ccw->id, RT_NONE); + return BadAlloc; + } + if (wasMapped && !pWin->mapped) + { + Bool overrideRedirect = pWin->overrideRedirect; + pWin->overrideRedirect = TRUE; + MapWindow (pWin, pClient); + pWin->overrideRedirect = overrideRedirect; + } + + return Success; +} + +/* + * Free one of the per-client per-window resources, clearing + * redirect and the per-window pointer as appropriate + */ +void +compFreeClientWindow (WindowPtr pWin, XID id) +{ + CompWindowPtr cw = GetCompWindow (pWin); + CompClientWindowPtr ccw, *prev; + Bool wasMapped = pWin->mapped; + + if (!cw) + return; + for (prev = &cw->clients; (ccw = *prev); prev = &ccw->next) + { + if (ccw->id == id) + { + *prev = ccw->next; + if (ccw->update == CompositeRedirectManual) + cw->update = CompositeRedirectAutomatic; + xfree (ccw); + break; + } + } + if (!cw->clients) + { + if (wasMapped) + UnmapWindow (pWin, FALSE); + + if (pWin->redirectDraw) + compFreePixmap (pWin); + + if (cw->damage) + DamageDestroy (cw->damage); + + REGION_UNINIT (pScreen, &cw->borderClip); + + pWin->devPrivates[CompWindowPrivateIndex].ptr = 0; + xfree (cw); + } + else if (cw->update == CompositeRedirectAutomatic && + !cw->damageRegistered && pWin->redirectDraw) + { + DamageRegister (&pWin->drawable, cw->damage); + cw->damageRegistered = TRUE; + DamageDamageRegion (&pWin->drawable, &pWin->borderSize); + } + if (wasMapped && !pWin->mapped) + { + Bool overrideRedirect = pWin->overrideRedirect; + pWin->overrideRedirect = TRUE; + MapWindow (pWin, clients[CLIENT_ID(id)]); + pWin->overrideRedirect = overrideRedirect; + } +} + +/* + * This is easy, just free the appropriate resource. + */ + +int +compUnredirectWindow (ClientPtr pClient, WindowPtr pWin, int update) +{ + CompWindowPtr cw = GetCompWindow (pWin); + CompClientWindowPtr ccw; + + if (!cw) + return BadValue; + + for (ccw = cw->clients; ccw; ccw = ccw->next) + if (ccw->update == update && CLIENT_ID(ccw->id) == pClient->index) + { + FreeResource (ccw->id, RT_NONE); + return Success; + } + return BadValue; +} + +/* + * Redirect all subwindows for one client + */ + +int +compRedirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update) +{ + CompSubwindowsPtr csw = GetCompSubwindows (pWin); + CompClientWindowPtr ccw; + WindowPtr pChild; + + /* + * Only one Manual update is allowed + */ + if (csw && update == CompositeRedirectManual) + for (ccw = csw->clients; ccw; ccw = ccw->next) + if (ccw->update == CompositeRedirectManual) + return BadAccess; + /* + * Allocate per-client per-window structure + * The client *could* allocate multiple, but while supported, + * it is not expected to be common + */ + ccw = xalloc (sizeof (CompClientWindowRec)); + if (!ccw) + return BadAlloc; + ccw->id = FakeClientID (pClient->index); + ccw->update = update; + /* + * Now make sure there's a per-window structure to hang this from + */ + if (!csw) + { + csw = xalloc (sizeof (CompSubwindowsRec)); + if (!csw) + { + xfree (ccw); + return BadAlloc; + } + csw->update = CompositeRedirectAutomatic; + csw->clients = 0; + pWin->devPrivates[CompSubwindowsPrivateIndex].ptr = csw; + } + /* + * Redirect all existing windows + */ + for (pChild = pWin->lastChild; pChild; pChild = pChild->prevSib) + { + int ret = compRedirectWindow (pClient, pChild, update); + if (ret != Success) + { + for (pChild = pChild->nextSib; pChild; pChild = pChild->nextSib) + (void) compUnredirectWindow (pClient, pChild, update); + if (!csw->clients) + { + xfree (csw); + pWin->devPrivates[CompSubwindowsPrivateIndex].ptr = 0; + } + xfree (ccw); + return ret; + } + } + /* + * Hook into subwindows list + */ + ccw->next = csw->clients; + csw->clients = ccw; + if (!AddResource (ccw->id, CompositeClientSubwindowsType, pWin)) + return BadAlloc; + if (ccw->update == CompositeRedirectManual) + { + csw->update = CompositeRedirectManual; + /* + * tell damage extension that damage events for this client are + * critical output + */ + DamageExtSetCritical (pClient, TRUE); + } + return Success; +} + +/* + * Free one of the per-client per-subwindows resources, + * which frees one redirect per subwindow + */ +void +compFreeClientSubwindows (WindowPtr pWin, XID id) +{ + CompSubwindowsPtr csw = GetCompSubwindows (pWin); + CompClientWindowPtr ccw, *prev; + WindowPtr pChild; + + if (!csw) + return; + for (prev = &csw->clients; (ccw = *prev); prev = &ccw->next) + { + if (ccw->id == id) + { + ClientPtr pClient = clients[CLIENT_ID(id)]; + + *prev = ccw->next; + if (ccw->update == CompositeRedirectManual) + { + /* + * tell damage extension that damage events for this client are + * critical output + */ + DamageExtSetCritical (pClient, FALSE); + csw->update = CompositeRedirectAutomatic; + if (pWin->mapped) + (*pWin->drawable.pScreen->ClearToBackground)(pWin, 0, 0, 0, 0, TRUE); + } + + /* + * Unredirect all existing subwindows + */ + for (pChild = pWin->lastChild; pChild; pChild = pChild->prevSib) + (void) compUnredirectWindow (pClient, pChild, ccw->update); + + xfree (ccw); + break; + } + } + + /* + * Check if all of the per-client records are gone + */ + if (!csw->clients) + { + pWin->devPrivates[CompSubwindowsPrivateIndex].ptr = 0; + xfree (csw); + } +} + +/* + * This is easy, just free the appropriate resource. + */ + +int +compUnredirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update) +{ + CompSubwindowsPtr csw = GetCompSubwindows (pWin); + CompClientWindowPtr ccw; + + if (!csw) + return BadValue; + for (ccw = csw->clients; ccw; ccw = ccw->next) + if (ccw->update == update && CLIENT_ID(ccw->id) == pClient->index) + { + FreeResource (ccw->id, RT_NONE); + return Success; + } + return BadValue; +} + +/* + * Add redirection information for one subwindow (during reparent) + */ + +int +compRedirectOneSubwindow (WindowPtr pParent, WindowPtr pWin) +{ + CompSubwindowsPtr csw = GetCompSubwindows (pParent); + CompClientWindowPtr ccw; + + if (!csw) + return Success; + for (ccw = csw->clients; ccw; ccw = ccw->next) + { + int ret = compRedirectWindow (clients[CLIENT_ID(ccw->id)], + pWin, ccw->update); + if (ret != Success) + return ret; + } + return Success; +} + +/* + * Remove redirection information for one subwindow (during reparent) + */ + +int +compUnredirectOneSubwindow (WindowPtr pParent, WindowPtr pWin) +{ + CompSubwindowsPtr csw = GetCompSubwindows (pParent); + CompClientWindowPtr ccw; + + if (!csw) + return Success; + for (ccw = csw->clients; ccw; ccw = ccw->next) + { + int ret = compUnredirectWindow (clients[CLIENT_ID(ccw->id)], + pWin, ccw->update); + if (ret != Success) + return ret; + } + return Success; +} + +static PixmapPtr +compNewPixmap (WindowPtr pWin, int x, int y, int w, int h) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + WindowPtr pParent = pWin->parent; + PixmapPtr pPixmap; + GCPtr pGC; + + pPixmap = (*pScreen->CreatePixmap) (pScreen, w, h, pWin->drawable.depth); + + if (!pPixmap) + return 0; + + pPixmap->screen_x = x; + pPixmap->screen_y = y; + + pGC = GetScratchGC (pWin->drawable.depth, pScreen); + + /* + * Copy bits from the parent into the new pixmap so that it will + * have "reasonable" contents in case for background None areas. + */ + if (pGC) + { + XID val = IncludeInferiors; + + ValidateGC(&pPixmap->drawable, pGC); + dixChangeGC (serverClient, pGC, GCSubwindowMode, &val, NULL); + (*pGC->ops->CopyArea) (&pParent->drawable, + &pPixmap->drawable, + pGC, + x - pParent->drawable.x, + y - pParent->drawable.y, + w, h, 0, 0); + FreeScratchGC (pGC); + } + return pPixmap; +} + +Bool +compAllocPixmap (WindowPtr pWin) +{ + int bw = (int) pWin->borderWidth; + int x = pWin->drawable.x - bw; + int y = pWin->drawable.y - bw; + int w = pWin->drawable.width + (bw << 1); + int h = pWin->drawable.height + (bw << 1); + PixmapPtr pPixmap = compNewPixmap (pWin, x, y, w, h); + CompWindowPtr cw = GetCompWindow (pWin); + + if (!pPixmap) + return FALSE; + pWin->redirectDraw = TRUE; + compSetPixmap (pWin, pPixmap); + cw->oldx = COMP_ORIGIN_INVALID; + cw->oldy = COMP_ORIGIN_INVALID; + cw->damageRegistered = FALSE; + if (cw->update == CompositeRedirectAutomatic) + { + DamageRegister (&pWin->drawable, cw->damage); + cw->damageRegistered = TRUE; + } + return TRUE; +} + +void +compFreePixmap (WindowPtr pWin) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + PixmapPtr pRedirectPixmap, pParentPixmap; + CompWindowPtr cw = GetCompWindow (pWin); + + if (cw->damageRegistered) + { + DamageUnregister (&pWin->drawable, cw->damage); + cw->damageRegistered = FALSE; + DamageEmpty (cw->damage); + } + /* + * Move the parent-constrained border clip region back into + * the window so that ValidateTree will handle the unmap + * case correctly. Unmap adds the window borderClip to the + * parent exposed area; regions beyond the parent cause crashes + */ + REGION_COPY (pScreen, &pWin->borderClip, &cw->borderClip); + pRedirectPixmap = (*pScreen->GetWindowPixmap) (pWin); + pParentPixmap = (*pScreen->GetWindowPixmap) (pWin->parent); + pWin->redirectDraw = FALSE; + compSetPixmap (pWin, pParentPixmap); + (*pScreen->DestroyPixmap) (pRedirectPixmap); +} + +/* + * Make sure the pixmap is the right size and offset. Allocate a new + * pixmap to change size, adjust origin to change offset, leaving the + * old pixmap in cw->pOldPixmap so bits can be recovered + */ +Bool +compReallocPixmap (WindowPtr pWin, int draw_x, int draw_y, + unsigned int w, unsigned int h, int bw) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + PixmapPtr pOld = (*pScreen->GetWindowPixmap) (pWin); + PixmapPtr pNew; + CompWindowPtr cw = GetCompWindow (pWin); + int pix_x, pix_y; + int pix_w, pix_h; + + assert (cw && pWin->redirectDraw); + cw->oldx = pOld->screen_x; + cw->oldy = pOld->screen_y; + pix_x = draw_x - bw; + pix_y = draw_y - bw; + pix_w = w + (bw << 1); + pix_h = h + (bw << 1); + if (pix_w != pOld->drawable.width || pix_h != pOld->drawable.height) + { + pNew = compNewPixmap (pWin, pix_x, pix_y, pix_w, pix_h); + if (!pNew) + return FALSE; + cw->pOldPixmap = pOld; + compSetPixmap (pWin, pNew); + } + else + { + pNew = pOld; + cw->pOldPixmap = 0; + } + pNew->screen_x = pix_x; + pNew->screen_y = pix_y; + return TRUE; +} diff --git a/nx-X11/programs/Xserver/composite/compext.c b/nx-X11/programs/Xserver/composite/compext.c new file mode 100644 index 000000000..657ed9bdc --- /dev/null +++ b/nx-X11/programs/Xserver/composite/compext.c @@ -0,0 +1,409 @@ +/* + * $Id: compext.c,v 1.5 2005/07/03 07:37:34 daniels Exp $ + * + * Copyright © 2003 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include "compint.h" + +static CARD8 CompositeReqCode; +int CompositeClientPrivateIndex; +RESTYPE CompositeClientWindowType; +RESTYPE CompositeClientSubwindowsType; + +typedef struct _CompositeClient { + int major_version; + int minor_version; +} CompositeClientRec, *CompositeClientPtr; + +#define GetCompositeClient(pClient) ((CompositeClientPtr) (pClient)->devPrivates[CompositeClientPrivateIndex].ptr) + +static void +CompositeClientCallback (CallbackListPtr *list, + pointer closure, + pointer data) +{ + NewClientInfoRec *clientinfo = (NewClientInfoRec *) data; + ClientPtr pClient = clientinfo->client; + CompositeClientPtr pCompositeClient = GetCompositeClient (pClient); + + pCompositeClient->major_version = 0; + pCompositeClient->minor_version = 0; +} + +static void +CompositeResetProc (ExtensionEntry *extEntry) +{ +} + +static int +FreeCompositeClientWindow (pointer value, XID ccwid) +{ + WindowPtr pWin = value; + + compFreeClientWindow (pWin, ccwid); + return Success; +} + +static int +FreeCompositeClientSubwindows (pointer value, XID ccwid) +{ + WindowPtr pWin = value; + + compFreeClientSubwindows (pWin, ccwid); + return Success; +} + +static int +ProcCompositeQueryVersion (ClientPtr client) +{ + CompositeClientPtr pCompositeClient = GetCompositeClient (client); + xCompositeQueryVersionReply rep; + register int n; + REQUEST(xCompositeQueryVersionReq); + + REQUEST_SIZE_MATCH(xCompositeQueryVersionReq); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + if (stuff->majorVersion < COMPOSITE_MAJOR) { + rep.majorVersion = stuff->majorVersion; + rep.minorVersion = stuff->minorVersion; + } else { + rep.majorVersion = COMPOSITE_MAJOR; + if (stuff->majorVersion == COMPOSITE_MAJOR && + stuff->minorVersion < COMPOSITE_MINOR) + rep.minorVersion = stuff->minorVersion; + else + rep.minorVersion = COMPOSITE_MINOR; + } + pCompositeClient->major_version = rep.majorVersion; + pCompositeClient->minor_version = rep.minorVersion; + if (client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.majorVersion, n); + swapl(&rep.minorVersion, n); + } + WriteToClient(client, sizeof(xCompositeQueryVersionReply), (char *)&rep); + return(client->noClientException); +} + +static int +ProcCompositeRedirectWindow (ClientPtr client) +{ + WindowPtr pWin; + REQUEST(xCompositeRedirectWindowReq); + + REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq); + pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW); + if (!pWin) + { + client->errorValue = stuff->window; + return BadWindow; + } + return compRedirectWindow (client, pWin, stuff->update); +} + +static int +ProcCompositeRedirectSubwindows (ClientPtr client) +{ + WindowPtr pWin; + REQUEST(xCompositeRedirectSubwindowsReq); + + REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq); + pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW); + if (!pWin) + { + client->errorValue = stuff->window; + return BadWindow; + } + return compRedirectSubwindows (client, pWin, stuff->update); +} + +static int +ProcCompositeUnredirectWindow (ClientPtr client) +{ + WindowPtr pWin; + REQUEST(xCompositeUnredirectWindowReq); + + REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq); + pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW); + if (!pWin) + { + client->errorValue = stuff->window; + return BadWindow; + } + return compUnredirectWindow (client, pWin, stuff->update); +} + +static int +ProcCompositeUnredirectSubwindows (ClientPtr client) +{ + WindowPtr pWin; + REQUEST(xCompositeUnredirectSubwindowsReq); + + REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq); + pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW); + if (!pWin) + { + client->errorValue = stuff->window; + return BadWindow; + } + return compUnredirectSubwindows (client, pWin, stuff->update); +} + +static int +ProcCompositeCreateRegionFromBorderClip (ClientPtr client) +{ + WindowPtr pWin; + CompWindowPtr cw; + RegionPtr pBorderClip, pRegion; + REQUEST(xCompositeCreateRegionFromBorderClipReq); + + REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq); + pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW); + if (!pWin) + { + client->errorValue = stuff->window; + return BadWindow; + } + + LEGAL_NEW_RESOURCE (stuff->region, client); + + cw = GetCompWindow (pWin); + if (cw) + pBorderClip = &cw->borderClip; + else + pBorderClip = &pWin->borderClip; + pRegion = XFixesRegionCopy (pBorderClip); + if (!pRegion) + return BadAlloc; + REGION_TRANSLATE (pScreen, pRegion, -pWin->drawable.x, -pWin->drawable.y); + + if (!AddResource (stuff->region, RegionResType, (pointer) pRegion)) + return BadAlloc; + + return(client->noClientException); +} + +static int +ProcCompositeNameWindowPixmap (ClientPtr client) +{ + WindowPtr pWin; + CompWindowPtr cw; + PixmapPtr pPixmap; + REQUEST(xCompositeNameWindowPixmapReq); + + REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq); + pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW); + if (!pWin) + { + client->errorValue = stuff->window; + return BadWindow; + } + + LEGAL_NEW_RESOURCE (stuff->pixmap, client); + + cw = GetCompWindow (pWin); + if (!cw) + return BadMatch; + + pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin); + if (!pPixmap) + return BadMatch; + + ++pPixmap->refcnt; + + if (!AddResource (stuff->pixmap, RT_PIXMAP, (pointer) pPixmap)) + return BadAlloc; + + return(client->noClientException); +} + +int (*ProcCompositeVector[CompositeNumberRequests])(ClientPtr) = { + ProcCompositeQueryVersion, + ProcCompositeRedirectWindow, + ProcCompositeRedirectSubwindows, + ProcCompositeUnredirectWindow, + ProcCompositeUnredirectSubwindows, + ProcCompositeCreateRegionFromBorderClip, + ProcCompositeNameWindowPixmap, +}; + +static int +ProcCompositeDispatch (ClientPtr client) +{ + REQUEST(xReq); + + if (stuff->data < CompositeNumberRequests) + return (*ProcCompositeVector[stuff->data]) (client); + else + return BadRequest; +} + +static int +SProcCompositeQueryVersion (ClientPtr client) +{ + int n; + REQUEST(xCompositeQueryVersionReq); + + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xCompositeQueryVersionReq); + swapl(&stuff->majorVersion, n); + swapl(&stuff->minorVersion, n); + return (*ProcCompositeVector[stuff->compositeReqType]) (client); +} + +static int +SProcCompositeRedirectWindow (ClientPtr client) +{ + int n; + REQUEST(xCompositeRedirectWindowReq); + + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq); + swapl (&stuff->window, n); + return (*ProcCompositeVector[stuff->compositeReqType]) (client); +} + +static int +SProcCompositeRedirectSubwindows (ClientPtr client) +{ + int n; + REQUEST(xCompositeRedirectSubwindowsReq); + + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq); + swapl (&stuff->window, n); + return (*ProcCompositeVector[stuff->compositeReqType]) (client); +} + +static int +SProcCompositeUnredirectWindow (ClientPtr client) +{ + int n; + REQUEST(xCompositeUnredirectWindowReq); + + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq); + swapl (&stuff->window, n); + return (*ProcCompositeVector[stuff->compositeReqType]) (client); +} + +static int +SProcCompositeUnredirectSubwindows (ClientPtr client) +{ + int n; + REQUEST(xCompositeUnredirectSubwindowsReq); + + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq); + swapl (&stuff->window, n); + return (*ProcCompositeVector[stuff->compositeReqType]) (client); +} + +static int +SProcCompositeCreateRegionFromBorderClip (ClientPtr client) +{ + int n; + REQUEST(xCompositeCreateRegionFromBorderClipReq); + + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq); + swapl (&stuff->region, n); + swapl (&stuff->window, n); + return (*ProcCompositeVector[stuff->compositeReqType]) (client); +} + +static int +SProcCompositeNameWindowPixmap (ClientPtr client) +{ + int n; + REQUEST(xCompositeNameWindowPixmapReq); + + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq); + swapl (&stuff->window, n); + swapl (&stuff->pixmap, n); + return (*ProcCompositeVector[stuff->compositeReqType]) (client); +} + +int (*SProcCompositeVector[CompositeNumberRequests])(ClientPtr) = { + SProcCompositeQueryVersion, + SProcCompositeRedirectWindow, + SProcCompositeRedirectSubwindows, + SProcCompositeUnredirectWindow, + SProcCompositeUnredirectSubwindows, + SProcCompositeCreateRegionFromBorderClip, + SProcCompositeNameWindowPixmap, +}; + +static int +SProcCompositeDispatch (ClientPtr client) +{ + REQUEST(xReq); + + if (stuff->data < CompositeNumberRequests) + return (*SProcCompositeVector[stuff->data]) (client); + else + return BadRequest; +} + +void +CompositeExtensionInit (void) +{ + ExtensionEntry *extEntry; + int s; + + CompositeClientWindowType = CreateNewResourceType (FreeCompositeClientWindow); + if (!CompositeClientWindowType) + return; + + CompositeClientSubwindowsType = CreateNewResourceType (FreeCompositeClientSubwindows); + if (!CompositeClientSubwindowsType) + return; + + CompositeClientPrivateIndex = AllocateClientPrivateIndex (); + if (!AllocateClientPrivate (CompositeClientPrivateIndex, + sizeof (CompositeClientRec))) + return; + if (!AddCallback (&ClientStateCallback, CompositeClientCallback, 0)) + return; + + extEntry = AddExtension (COMPOSITE_NAME, 0, 0, + ProcCompositeDispatch, SProcCompositeDispatch, + CompositeResetProc, StandardMinorOpcode); + if (!extEntry) + return; + CompositeReqCode = (CARD8) extEntry->base; + + + for (s = 0; s < screenInfo.numScreens; s++) + if (!compScreenInit (screenInfo.screens[s])) + return; + miRegisterRedirectBorderClipProc (compSetRedirectBorderClip, + compGetRedirectBorderClip); +} diff --git a/nx-X11/programs/Xserver/composite/compinit.c b/nx-X11/programs/Xserver/composite/compinit.c new file mode 100644 index 000000000..d76885c43 --- /dev/null +++ b/nx-X11/programs/Xserver/composite/compinit.c @@ -0,0 +1,390 @@ +/* + * $Id: compinit.c,v 1.9 2005/07/03 07:37:34 daniels Exp $ + * + * Copyright © 2003 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include "compint.h" + +int CompScreenPrivateIndex; +int CompWindowPrivateIndex; +int CompSubwindowsPrivateIndex; +int CompGeneration; + +static Bool +compCloseScreen (int index, ScreenPtr pScreen) +{ + CompScreenPtr cs = GetCompScreen (pScreen); + Bool ret; + + pScreen->CloseScreen = cs->CloseScreen; + pScreen->BlockHandler = cs->BlockHandler; + pScreen->InstallColormap = cs->InstallColormap; + pScreen->ReparentWindow = cs->ReparentWindow; + pScreen->MoveWindow = cs->MoveWindow; + pScreen->ResizeWindow = cs->ResizeWindow; + pScreen->ChangeBorderWidth = cs->ChangeBorderWidth; + + pScreen->ClipNotify = cs->ClipNotify; + pScreen->PaintWindowBackground = cs->PaintWindowBackground; + pScreen->UnrealizeWindow = cs->UnrealizeWindow; + pScreen->RealizeWindow = cs->RealizeWindow; + pScreen->DestroyWindow = cs->DestroyWindow; + pScreen->CreateWindow = cs->CreateWindow; + pScreen->CopyWindow = cs->CopyWindow; + pScreen->PositionWindow = cs->PositionWindow; + xfree (cs); + pScreen->devPrivates[CompScreenPrivateIndex].ptr = 0; + ret = (*pScreen->CloseScreen) (index, pScreen); + return ret; +} + +static void +compInstallColormap (ColormapPtr pColormap) +{ + VisualPtr pVisual = pColormap->pVisual; + ScreenPtr pScreen = pColormap->pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + int a; + + for (a = 0; a < NUM_COMP_ALTERNATE_VISUALS; a++) + if (pVisual->vid == cs->alternateVisuals[a]) + return; + pScreen->InstallColormap = cs->InstallColormap; + (*pScreen->InstallColormap) (pColormap); + cs->InstallColormap = pScreen->InstallColormap; + pScreen->InstallColormap = compInstallColormap; +} + +static void +compScreenUpdate (ScreenPtr pScreen) +{ + CompScreenPtr cs = GetCompScreen (pScreen); + + compCheckTree (pScreen); + if (cs->damaged) + { + compWindowUpdate (WindowTable[pScreen->myNum]); + cs->damaged = FALSE; + } +} + +static void +compBlockHandler (int i, + pointer blockData, + pointer pTimeout, + pointer pReadmask) +{ + ScreenPtr pScreen = screenInfo.screens[i]; + CompScreenPtr cs = GetCompScreen (pScreen); + + pScreen->BlockHandler = cs->BlockHandler; + compScreenUpdate (pScreen); + (*pScreen->BlockHandler) (i, blockData, pTimeout, pReadmask); + cs->BlockHandler = pScreen->BlockHandler; + pScreen->BlockHandler = compBlockHandler; +} + +/* + * Add alternate visuals -- always expose an ARGB32 and RGB24 visual + */ + +static DepthPtr +compFindVisuallessDepth (ScreenPtr pScreen, int d) +{ + int i; + + for (i = 0; i < pScreen->numDepths; i++) + { + DepthPtr depth = &pScreen->allowedDepths[i]; + if (depth->depth == d) + { + /* + * Make sure it doesn't have visuals already + */ + if (depth->numVids) + return 0; + /* + * looks fine + */ + return depth; + } + } + /* + * If there isn't one, then it's gonna be hard to have + * an associated visual + */ + return 0; +} + +typedef struct _alternateVisual { + int depth; + CARD32 format; +} CompAlternateVisual; + +static CompAlternateVisual altVisuals[NUM_COMP_ALTERNATE_VISUALS] = { +#if COMP_INCLUDE_RGB24_VISUAL + { 24, PICT_r8g8b8 }, +#endif + { 32, PICT_a8r8g8b8 }, +}; + +static Bool +compAddAlternateVisuals (ScreenPtr pScreen, CompScreenPtr cs) +{ + VisualPtr visuals; + DepthPtr depths[NUM_COMP_ALTERNATE_VISUALS]; + PictFormatPtr pPictFormats[NUM_COMP_ALTERNATE_VISUALS]; + int i; + int numVisuals; + VisualID *vids[NUM_COMP_ALTERNATE_VISUALS]; + XID *installedCmaps; + ColormapPtr installedCmap; + int numInstalledCmaps; + int numAlternate = 0; + int alt; + + memset (cs->alternateVisuals, '\0', sizeof (cs->alternateVisuals)); + + for (alt = 0; alt < NUM_COMP_ALTERNATE_VISUALS; alt++) + { + DepthPtr depth; + PictFormatPtr pPictFormat; + + depth = compFindVisuallessDepth (pScreen, altVisuals[alt].depth); + if (!depth) + continue; + /* + * Find the right picture format + */ + pPictFormat = PictureMatchFormat (pScreen, altVisuals[alt].depth, + altVisuals[alt].format); + if (!pPictFormat) + continue; + + /* + * Allocate vid list for this depth + */ + vids[numAlternate] = xalloc (sizeof (VisualID)); + if (!vids[numAlternate]) + continue; + depths[numAlternate] = depth; + pPictFormats[numAlternate] = pPictFormat; + numAlternate++; + } + + if (!numAlternate) + return TRUE; + + /* + * Find the installed colormaps + */ + installedCmaps = xalloc (pScreen->maxInstalledCmaps * sizeof (XID)); + if (!installedCmaps) + { + for (alt = 0; alt < numAlternate; alt++) + xfree (vids[alt]); + return FALSE; + } + numInstalledCmaps = (*pScreen->ListInstalledColormaps) (pScreen, + installedCmaps); + + /* + * realloc the visual array to fit the new one in place + */ + numVisuals = pScreen->numVisuals; + visuals = xrealloc (pScreen->visuals, + (numVisuals + numAlternate) * sizeof (VisualRec)); + if (!visuals) + { + for (alt = 0; alt < numAlternate; alt++) + xfree (vids[alt]); + xfree (installedCmaps); + return FALSE; + } + + /* + * Fix up any existing installed colormaps -- we'll assume that + * the only ones created so far have been installed. If this + * isn't true, we'll have to walk the resource database looking + * for all colormaps. + */ + for (i = 0; i < numInstalledCmaps; i++) + { + int j; + + installedCmap = LookupIDByType (installedCmaps[i], RT_COLORMAP); + if (!installedCmap) + continue; + j = installedCmap->pVisual - pScreen->visuals; + installedCmap->pVisual = &visuals[j]; + } + + xfree (installedCmaps); + + pScreen->visuals = visuals; + pScreen->numVisuals = numVisuals + numAlternate; + + for (alt = 0; alt < numAlternate; alt++) + { + DepthPtr depth = depths[alt]; + PictFormatPtr pPictFormat = pPictFormats[alt]; + VisualPtr visual = &visuals[numVisuals + alt]; + unsigned long alphaMask; + + /* + * Initialize the visual + */ + visual->class = TrueColor; + visual->bitsPerRGBValue = 8; + + visual->vid = FakeClientID (0); + visual->redMask = (((unsigned long) pPictFormat->direct.redMask) << + pPictFormat->direct.red); + visual->greenMask = (((unsigned long) pPictFormat->direct.greenMask) << + pPictFormat->direct.green); + visual->blueMask = (((unsigned long) pPictFormat->direct.blueMask) << + pPictFormat->direct.blue); + alphaMask = (((unsigned long) pPictFormat->direct.alphaMask) << + pPictFormat->direct.alpha); + visual->offsetRed = pPictFormat->direct.red; + visual->offsetGreen = pPictFormat->direct.green; + visual->offsetBlue = pPictFormat->direct.blue; + /* + * Include A bits in this (unlike GLX which includes only RGB) + * This lets DIX compute suitable masks for colormap allocations + */ + visual->nplanes = Ones (visual->redMask | + visual->greenMask | + visual->blueMask | + alphaMask); + /* + * find widest component + */ + visual->ColormapEntries = (1 << max (Ones (visual->redMask), + max (Ones (visual->greenMask), + Ones (visual->blueMask)))); + + /* + * remember the visual ID to detect auto-update windows + */ + cs->alternateVisuals[alt] = visual->vid; + + /* + * Fix up the depth + */ + vids[alt][0] = visual->vid; + depth->numVids = 1; + depth->vids = vids[alt]; + } + return TRUE; +} + +Bool +compScreenInit (ScreenPtr pScreen) +{ + CompScreenPtr cs; + + if (CompGeneration != serverGeneration) + { + CompScreenPrivateIndex = AllocateScreenPrivateIndex (); + if (CompScreenPrivateIndex == -1) + return FALSE; + CompWindowPrivateIndex = AllocateWindowPrivateIndex (); + if (CompWindowPrivateIndex == -1) + return FALSE; + CompSubwindowsPrivateIndex = AllocateWindowPrivateIndex (); + if (CompSubwindowsPrivateIndex == -1) + return FALSE; + CompGeneration = serverGeneration; + } + if (!AllocateWindowPrivate (pScreen, CompWindowPrivateIndex, 0)) + return FALSE; + + if (!AllocateWindowPrivate (pScreen, CompSubwindowsPrivateIndex, 0)) + return FALSE; + + if (GetCompScreen (pScreen)) + return TRUE; + cs = (CompScreenPtr) xalloc (sizeof (CompScreenRec)); + if (!cs) + return FALSE; + + cs->damaged = FALSE; + + if (!compAddAlternateVisuals (pScreen, cs)) + { + xfree (cs); + return FALSE; + } + + cs->PositionWindow = pScreen->PositionWindow; + pScreen->PositionWindow = compPositionWindow; + + cs->CopyWindow = pScreen->CopyWindow; + pScreen->CopyWindow = compCopyWindow; + + cs->CreateWindow = pScreen->CreateWindow; + pScreen->CreateWindow = compCreateWindow; + + cs->DestroyWindow = pScreen->DestroyWindow; + pScreen->DestroyWindow = compDestroyWindow; + + cs->RealizeWindow = pScreen->RealizeWindow; + pScreen->RealizeWindow = compRealizeWindow; + + cs->UnrealizeWindow = pScreen->UnrealizeWindow; + pScreen->UnrealizeWindow = compUnrealizeWindow; + + cs->PaintWindowBackground = pScreen->PaintWindowBackground; + pScreen->PaintWindowBackground = compPaintWindowBackground; + + cs->ClipNotify = pScreen->ClipNotify; + pScreen->ClipNotify = compClipNotify; + + cs->MoveWindow = pScreen->MoveWindow; + pScreen->MoveWindow = compMoveWindow; + + cs->ResizeWindow = pScreen->ResizeWindow; + pScreen->ResizeWindow = compResizeWindow; + + cs->ChangeBorderWidth = pScreen->ChangeBorderWidth; + pScreen->ChangeBorderWidth = compChangeBorderWidth; + + cs->ReparentWindow = pScreen->ReparentWindow; + pScreen->ReparentWindow = compReparentWindow; + + cs->InstallColormap = pScreen->InstallColormap; + pScreen->InstallColormap = compInstallColormap; + + cs->BlockHandler = pScreen->BlockHandler; + pScreen->BlockHandler = compBlockHandler; + + cs->CloseScreen = pScreen->CloseScreen; + pScreen->CloseScreen = compCloseScreen; + + pScreen->devPrivates[CompScreenPrivateIndex].ptr = (pointer) cs; + return TRUE; +} diff --git a/nx-X11/programs/Xserver/composite/compint.h b/nx-X11/programs/Xserver/composite/compint.h new file mode 100644 index 000000000..9a6a22f48 --- /dev/null +++ b/nx-X11/programs/Xserver/composite/compint.h @@ -0,0 +1,260 @@ +/* + * $Id: compint.h,v 1.8 2005/07/03 08:53:37 daniels Exp $ + * + * Copyright © 2003 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#ifndef _COMPINT_H_ +#define _COMPINT_H_ + +#include "misc.h" +#include "scrnintstr.h" +#include "os.h" +#include "regionstr.h" +#include "validate.h" +#include "windowstr.h" +#include "input.h" +#include "resource.h" +#include "colormapst.h" +#include "cursorstr.h" +#include "dixstruct.h" +#include "gcstruct.h" +#include "servermd.h" +#include "dixevents.h" +#include "globals.h" +#include "picturestr.h" +#include "extnsionst.h" +#include "mi.h" +#include "damage.h" +#include "damageextint.h" +#include "xfixes.h" +#include +#include + +/* + * enable this for debugging + + #define COMPOSITE_DEBUG + */ + +typedef struct _CompClientWindow { + struct _CompClientWindow *next; + XID id; + int update; +} CompClientWindowRec, *CompClientWindowPtr; + +typedef struct _CompWindow { + RegionRec borderClip; + DamagePtr damage; /* for automatic update mode */ + Bool damageRegistered; + Bool damaged; + int update; + CompClientWindowPtr clients; + int oldx; + int oldy; + PixmapPtr pOldPixmap; + int borderClipX, borderClipY; +} CompWindowRec, *CompWindowPtr; + +#define COMP_ORIGIN_INVALID 0x80000000 + +typedef struct _CompSubwindows { + int update; + CompClientWindowPtr clients; +} CompSubwindowsRec, *CompSubwindowsPtr; + +#ifndef COMP_INCLUDE_RGB24_VISUAL +#define COMP_INCLUDE_RGB24_VISUAL 0 +#endif + +#if COMP_INCLUDE_RGB24_VISUAL +#define NUM_COMP_ALTERNATE_VISUALS 2 +#else +#define NUM_COMP_ALTERNATE_VISUALS 1 +#endif + +typedef struct _CompScreen { + PositionWindowProcPtr PositionWindow; + CopyWindowProcPtr CopyWindow; + CreateWindowProcPtr CreateWindow; + DestroyWindowProcPtr DestroyWindow; + RealizeWindowProcPtr RealizeWindow; + UnrealizeWindowProcPtr UnrealizeWindow; + PaintWindowProcPtr PaintWindowBackground; + ClipNotifyProcPtr ClipNotify; + /* + * Called from ConfigureWindow, these + * three track changes to the offscreen storage + * geometry + */ + MoveWindowProcPtr MoveWindow; + ResizeWindowProcPtr ResizeWindow; + ChangeBorderWidthProcPtr ChangeBorderWidth; + /* + * Reparenting has an effect on Subwindows redirect + */ + ReparentWindowProcPtr ReparentWindow; + + /* + * Colormaps for new visuals better not get installed + */ + InstallColormapProcPtr InstallColormap; + + ScreenBlockHandlerProcPtr BlockHandler; + CloseScreenProcPtr CloseScreen; + Bool damaged; + XID alternateVisuals[NUM_COMP_ALTERNATE_VISUALS]; +} CompScreenRec, *CompScreenPtr; + +extern int CompScreenPrivateIndex; +extern int CompWindowPrivateIndex; +extern int CompSubwindowsPrivateIndex; + +#define GetCompScreen(s) ((CompScreenPtr) ((s)->devPrivates[CompScreenPrivateIndex].ptr)) +#define GetCompWindow(w) ((CompWindowPtr) ((w)->devPrivates[CompWindowPrivateIndex].ptr)) +#define GetCompSubwindows(w) ((CompSubwindowsPtr) ((w)->devPrivates[CompSubwindowsPrivateIndex].ptr)) + +extern RESTYPE CompositeClientWindowType; +extern RESTYPE CompositeClientSubwindowsType; + +/* + * compalloc.c + */ + +void +compReportDamage (DamagePtr pDamage, RegionPtr pRegion, void *closure); + +Bool +compRedirectWindow (ClientPtr pClient, WindowPtr pWin, int update); + +void +compFreeClientWindow (WindowPtr pWin, XID id); + +int +compUnredirectWindow (ClientPtr pClient, WindowPtr pWin, int update); + +int +compRedirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update); + +void +compFreeClientSubwindows (WindowPtr pWin, XID id); + +int +compUnredirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update); + +int +compRedirectOneSubwindow (WindowPtr pParent, WindowPtr pWin); + +int +compUnredirectOneSubwindow (WindowPtr pParent, WindowPtr pWin); + +Bool +compAllocPixmap (WindowPtr pWin); + +void +compFreePixmap (WindowPtr pWin); + +Bool +compReallocPixmap (WindowPtr pWin, int x, int y, + unsigned int w, unsigned int h, int bw); + +/* + * compext.c + */ + +void +CompositeExtensionInit (void); + +/* + * compinit.c + */ + +Bool +compScreenInit (ScreenPtr pScreen); + +/* + * compwindow.c + */ + +#ifdef COMPOSITE_DEBUG +void +compCheckTree (ScreenPtr pScreen); +#else +#define compCheckTree(s) +#endif + +void +compSetPixmap (WindowPtr pWin, PixmapPtr pPixmap); + +Bool +compCheckRedirect (WindowPtr pWin); + +Bool +compPositionWindow (WindowPtr pWin, int x, int y); + +Bool +compRealizeWindow (WindowPtr pWin); + +Bool +compUnrealizeWindow (WindowPtr pWin); + +void +compPaintWindowBackground (WindowPtr pWin, RegionPtr pRegion, int what); + +void +compClipNotify (WindowPtr pWin, int dx, int dy); + +void +compMoveWindow (WindowPtr pWin, int x, int y, WindowPtr pSib, VTKind kind); + +void +compResizeWindow (WindowPtr pWin, int x, int y, + unsigned int w, unsigned int h, WindowPtr pSib); + +void +compChangeBorderWidth (WindowPtr pWin, unsigned int border_width); + +void +compReparentWindow (WindowPtr pWin, WindowPtr pPriorParent); + +Bool +compCreateWindow (WindowPtr pWin); + +Bool +compDestroyWindow (WindowPtr pWin); + +void +compSetRedirectBorderClip (WindowPtr pWin, RegionPtr pRegion); + +RegionPtr +compGetRedirectBorderClip (WindowPtr pWin); + +void +compCopyWindow (WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc); + +void +compWindowUpdate (WindowPtr pWin); + +#endif /* _COMPINT_H_ */ diff --git a/nx-X11/programs/Xserver/composite/compwindow.c b/nx-X11/programs/Xserver/composite/compwindow.c new file mode 100644 index 000000000..2093095f0 --- /dev/null +++ b/nx-X11/programs/Xserver/composite/compwindow.c @@ -0,0 +1,755 @@ +/* + * $Id: compwindow.c,v 1.11 2005/07/03 07:37:34 daniels Exp $ + * + * Copyright © 2003 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include "compint.h" + +#ifdef COMPOSITE_DEBUG +static int +compCheckWindow (WindowPtr pWin, pointer data) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + PixmapPtr pWinPixmap = (*pScreen->GetWindowPixmap) (pWin); + PixmapPtr pParentPixmap = pWin->parent ? (*pScreen->GetWindowPixmap) (pWin->parent) : 0; + PixmapPtr pScreenPixmap = (*pScreen->GetScreenPixmap) (pScreen); + + if (!pWin->parent) + { + assert (!pWin->redirectDraw); + assert (pWinPixmap == pScreenPixmap); + } + else if (pWin->redirectDraw) + { + assert (pWinPixmap != pParentPixmap); + assert (pWinPixmap != pScreenPixmap); + } + else + { + assert (pWinPixmap == pParentPixmap); + } + assert (0 < pWinPixmap->refcnt && pWinPixmap->refcnt < 3); + assert (0 < pScreenPixmap->refcnt && pScreenPixmap->refcnt < 3); + if (pParentPixmap) + assert (0 <= pParentPixmap->refcnt && pParentPixmap->refcnt < 3); + return WT_WALKCHILDREN; +} + +void +compCheckTree (ScreenPtr pScreen) +{ + WalkTree (pScreen, compCheckWindow, 0); +} +#endif + +typedef struct _compPixmapVisit { + WindowPtr pWindow; + PixmapPtr pPixmap; +} CompPixmapVisitRec, *CompPixmapVisitPtr; + +static Bool +compRepaintBorder (ClientPtr pClient, pointer closure) +{ + WindowPtr pWindow = LookupWindow ((XID) closure, pClient); + + if (pWindow) + { + RegionRec exposed; + + REGION_NULL(pScreen, &exposed); + REGION_SUBTRACT(pScreen, &exposed, &pWindow->borderClip, &pWindow->winSize); + (*pWindow->drawable.pScreen->PaintWindowBorder)(pWindow, &exposed, PW_BORDER); + REGION_UNINIT(pScreen, &exposed); + } + return TRUE; +} + +static int +compSetPixmapVisitWindow (WindowPtr pWindow, pointer data) +{ + CompPixmapVisitPtr pVisit = (CompPixmapVisitPtr) data; + ScreenPtr pScreen = pWindow->drawable.pScreen; + + if (pWindow != pVisit->pWindow && pWindow->redirectDraw) + return WT_DONTWALKCHILDREN; + (*pScreen->SetWindowPixmap) (pWindow, pVisit->pPixmap); + /* + * Recompute winSize and borderSize. This is duplicate effort + * when resizing pixmaps, but necessary when changing redirection. + * Might be nice to fix this. + */ + SetWinSize (pWindow); + SetBorderSize (pWindow); + if (HasBorder (pWindow)) + QueueWorkProc (compRepaintBorder, serverClient, + (pointer) pWindow->drawable.id); + return WT_WALKCHILDREN; +} + +void +compSetPixmap (WindowPtr pWindow, PixmapPtr pPixmap) +{ + CompPixmapVisitRec visitRec; + + visitRec.pWindow = pWindow; + visitRec.pPixmap = pPixmap; + TraverseTree (pWindow, compSetPixmapVisitWindow, (pointer) &visitRec); + compCheckTree (pWindow->drawable.pScreen); +} + +Bool +compCheckRedirect (WindowPtr pWin) +{ + CompWindowPtr cw = GetCompWindow (pWin); + Bool should; + + should = pWin->realized && (pWin->drawable.class != InputOnly) && + (cw != NULL); + + if (should != pWin->redirectDraw) + { + if (should) + return compAllocPixmap (pWin); + else + compFreePixmap (pWin); + } + return TRUE; +} + +Bool +compPositionWindow (WindowPtr pWin, int x, int y) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + Bool ret = TRUE; + + pScreen->PositionWindow = cs->PositionWindow; + /* + * "Shouldn't need this as all possible places should be wrapped + * + compCheckRedirect (pWin); + */ +#ifdef COMPOSITE_DEBUG + if (pWin->redirectDraw != (pWin->viewable && (GetCompWindow(pWin) != NULL))) + abort (); +#endif + if (pWin->redirectDraw) + { + PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin); + int bw = wBorderWidth (pWin); + int nx = pWin->drawable.x - bw; + int ny = pWin->drawable.y - bw; + + if (pPixmap->screen_x != nx || pPixmap->screen_y != ny) + { + pPixmap->screen_x = nx; + pPixmap->screen_y = ny; + pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER; + } + } + + if (!(*pScreen->PositionWindow) (pWin, x, y)) + ret = FALSE; + cs->PositionWindow = pScreen->PositionWindow; + pScreen->PositionWindow = compPositionWindow; + compCheckTree (pWin->drawable.pScreen); + return ret; +} + +Bool +compRealizeWindow (WindowPtr pWin) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + Bool ret = TRUE; + + pScreen->RealizeWindow = cs->RealizeWindow; + compCheckRedirect (pWin); + if (!(*pScreen->RealizeWindow) (pWin)) + ret = FALSE; + cs->RealizeWindow = pScreen->RealizeWindow; + pScreen->RealizeWindow = compRealizeWindow; + compCheckTree (pWin->drawable.pScreen); + return ret; +} + +Bool +compUnrealizeWindow (WindowPtr pWin) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + Bool ret = TRUE; + + pScreen->UnrealizeWindow = cs->UnrealizeWindow; + compCheckRedirect (pWin); + if (!(*pScreen->UnrealizeWindow) (pWin)) + ret = FALSE; + cs->UnrealizeWindow = pScreen->UnrealizeWindow; + pScreen->UnrealizeWindow = compUnrealizeWindow; + compCheckTree (pWin->drawable.pScreen); + return ret; +} + +void +compPaintWindowBackground (WindowPtr pWin, RegionPtr pRegion, int what) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompSubwindowsPtr csw = GetCompSubwindows (pWin); + CompScreenPtr cs = GetCompScreen (pScreen); + + if (csw && csw->update == CompositeRedirectManual) + return; + pScreen->PaintWindowBackground = cs->PaintWindowBackground; + (*pScreen->PaintWindowBackground) (pWin, pRegion, what); + cs->PaintWindowBackground = pScreen->PaintWindowBackground; + pScreen->PaintWindowBackground = compPaintWindowBackground; +} + +/* + * Called after the borderClip for the window has settled down + * We use this to make sure our extra borderClip has the right origin + */ + +void +compClipNotify (WindowPtr pWin, int dx, int dy) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + CompWindowPtr cw = GetCompWindow (pWin); + + if (cw) + { + if (cw->borderClipX != pWin->drawable.x || + cw->borderClipY != pWin->drawable.y) + { + REGION_TRANSLATE (pScreen, &cw->borderClip, + pWin->drawable.x - cw->borderClipX, + pWin->drawable.y - cw->borderClipY); + cw->borderClipX = pWin->drawable.x; + cw->borderClipY = pWin->drawable.y; + } + } + if (cs->ClipNotify) + { + pScreen->ClipNotify = cs->ClipNotify; + (*pScreen->ClipNotify) (pWin, dx, dy); + cs->ClipNotify = pScreen->ClipNotify; + pScreen->ClipNotify = compClipNotify; + } +} + +/* + * Returns TRUE if the window needs server-provided automatic redirect, + * which is true if the child and parent aren't both regular or ARGB visuals + */ + +static Bool +compIsAlternateVisual (ScreenPtr pScreen, + XID visual) +{ + CompScreenPtr cs = GetCompScreen (pScreen); + int i; + + for (i = 0; i < NUM_COMP_ALTERNATE_VISUALS; i++) + if (cs->alternateVisuals[i] == visual) + return TRUE; + return FALSE; +} + +static Bool +compImplicitRedirect (WindowPtr pWin, WindowPtr pParent) +{ + if (pParent) + { + ScreenPtr pScreen = pWin->drawable.pScreen; + XID winVisual = wVisual (pWin); + XID parentVisual = wVisual (pParent); + + if (winVisual != parentVisual && + (compIsAlternateVisual (pScreen, winVisual) || + compIsAlternateVisual (pScreen, parentVisual))) + return TRUE; + } + return FALSE; +} + +void +compMoveWindow (WindowPtr pWin, int x, int y, WindowPtr pSib, VTKind kind) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + + compCheckTree (pScreen); + if (pWin->redirectDraw) + { + WindowPtr pParent; + int draw_x, draw_y; + unsigned int w, h, bw; + + /* if this is a root window, can't be moved */ + if (!(pParent = pWin->parent)) + return; + + bw = wBorderWidth (pWin); + draw_x = pParent->drawable.x + x + (int)bw; + draw_y = pParent->drawable.y + y + (int)bw; + w = pWin->drawable.width; + h = pWin->drawable.height; + compReallocPixmap (pWin, draw_x, draw_y, w, h, bw); + } + compCheckTree (pScreen); + + pScreen->MoveWindow = cs->MoveWindow; + (*pScreen->MoveWindow) (pWin, x, y, pSib, kind); + cs->MoveWindow = pScreen->MoveWindow; + pScreen->MoveWindow = compMoveWindow; + + if (pWin->redirectDraw) + { + CompWindowPtr cw = GetCompWindow (pWin); + if (cw->pOldPixmap) + { + (*pScreen->DestroyPixmap) (cw->pOldPixmap); + cw->pOldPixmap = NullPixmap; + } + } + + compCheckTree (pScreen); +} + +void +compResizeWindow (WindowPtr pWin, int x, int y, + unsigned int w, unsigned int h, WindowPtr pSib) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + + compCheckTree (pScreen); + if (pWin->redirectDraw) + { + WindowPtr pParent; + int draw_x, draw_y; + unsigned int bw; + + /* if this is a root window, can't be moved */ + if (!(pParent = pWin->parent)) + return; + + bw = wBorderWidth (pWin); + draw_x = pParent->drawable.x + x + (int)bw; + draw_y = pParent->drawable.y + y + (int)bw; + compReallocPixmap (pWin, draw_x, draw_y, w, h, bw); + } + compCheckTree (pScreen); + + pScreen->ResizeWindow = cs->ResizeWindow; + (*pScreen->ResizeWindow) (pWin, x, y, w, h, pSib); + cs->ResizeWindow = pScreen->ResizeWindow; + pScreen->ResizeWindow = compResizeWindow; + if (pWin->redirectDraw) + { + CompWindowPtr cw = GetCompWindow (pWin); + if (cw->pOldPixmap) + { + (*pScreen->DestroyPixmap) (cw->pOldPixmap); + cw->pOldPixmap = NullPixmap; + } + } + compCheckTree (pWin->drawable.pScreen); +} + +void +compChangeBorderWidth (WindowPtr pWin, unsigned int bw) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + + compCheckTree (pScreen); + if (pWin->redirectDraw) + { + WindowPtr pParent; + int draw_x, draw_y; + unsigned int w, h; + + /* if this is a root window, can't be moved */ + if (!(pParent = pWin->parent)) + return; + + draw_x = pWin->drawable.x; + draw_y = pWin->drawable.y; + w = pWin->drawable.width; + h = pWin->drawable.height; + compReallocPixmap (pWin, draw_x, draw_y, w, h, bw); + } + compCheckTree (pScreen); + + pScreen->ChangeBorderWidth = cs->ChangeBorderWidth; + (*pScreen->ChangeBorderWidth) (pWin, bw); + cs->ChangeBorderWidth = pScreen->ChangeBorderWidth; + pScreen->ChangeBorderWidth = compChangeBorderWidth; + if (pWin->redirectDraw) + { + CompWindowPtr cw = GetCompWindow (pWin); + if (cw->pOldPixmap) + { + (*pScreen->DestroyPixmap) (cw->pOldPixmap); + cw->pOldPixmap = NullPixmap; + } + } + compCheckTree (pWin->drawable.pScreen); +} + +void +compReparentWindow (WindowPtr pWin, WindowPtr pPriorParent) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + + pScreen->ReparentWindow = cs->ReparentWindow; + /* + * Remove any implicit redirect due to synthesized visual + */ + if (compImplicitRedirect (pWin, pPriorParent)) + compUnredirectWindow (serverClient, pWin, CompositeRedirectAutomatic); + /* + * Handle subwindows redirection + */ + compUnredirectOneSubwindow (pPriorParent, pWin); + compRedirectOneSubwindow (pWin->parent, pWin); + /* + * Add any implict redirect due to synthesized visual + */ + if (compImplicitRedirect (pWin, pWin->parent)) + compRedirectWindow (serverClient, pWin, CompositeRedirectAutomatic); + + /* + * Allocate any necessary redirect pixmap + * (this actually should never be true; pWin is always unmapped) + */ + compCheckRedirect (pWin); + + /* + * Reset pixmap pointers as appropriate + */ + if (pWin->parent && !pWin->redirectDraw) + compSetPixmap (pWin, (*pScreen->GetWindowPixmap) (pWin->parent)); + /* + * Call down to next function + */ + if (pScreen->ReparentWindow) + (*pScreen->ReparentWindow) (pWin, pPriorParent); + cs->ReparentWindow = pScreen->ReparentWindow; + pScreen->ReparentWindow = compReparentWindow; + compCheckTree (pWin->drawable.pScreen); +} + +void +compCopyWindow (WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + int dx = 0, dy = 0; + + if (pWin->redirectDraw) + { + PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin); + CompWindowPtr cw = GetCompWindow (pWin); + + assert (cw->oldx != COMP_ORIGIN_INVALID); + assert (cw->oldy != COMP_ORIGIN_INVALID); + if (cw->pOldPixmap) + { + /* + * Ok, the old bits are available in pOldPixmap and + * need to be copied to pNewPixmap. + */ + RegionRec rgnDst; + PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin); + GCPtr pGC; + + dx = ptOldOrg.x - pWin->drawable.x; + dy = ptOldOrg.y - pWin->drawable.y; + REGION_TRANSLATE(pWin->drawable.pScreen, prgnSrc, -dx, -dy); + + REGION_NULL (pWin->drawable.pScreen, &rgnDst); + + REGION_INTERSECT(pWin->drawable.pScreen, &rgnDst, + &pWin->borderClip, prgnSrc); + + REGION_TRANSLATE (pWin->drawable.pScreen, &rgnDst, + -pPixmap->screen_x, -pPixmap->screen_y); + + dx = dx + pPixmap->screen_x - cw->oldx; + dy = dy + pPixmap->screen_y - cw->oldy; + pGC = GetScratchGC (pPixmap->drawable.depth, pScreen); + if (pGC) + { + BoxPtr pBox = REGION_RECTS (&rgnDst); + int nBox = REGION_NUM_RECTS (&rgnDst); + + ValidateGC(&pPixmap->drawable, pGC); + while (nBox--) + { + (void) (*pGC->ops->CopyArea) (&cw->pOldPixmap->drawable, + &pPixmap->drawable, + pGC, + pBox->x1 + dx, pBox->y1 + dy, + pBox->x2 - pBox->x1, + pBox->y2 - pBox->y1, + pBox->x1, pBox->y1); + pBox++; + } + FreeScratchGC (pGC); + } + return; + } + dx = pPixmap->screen_x - cw->oldx; + dy = pPixmap->screen_y - cw->oldy; + ptOldOrg.x += dx; + ptOldOrg.y += dy; + } + + pScreen->CopyWindow = cs->CopyWindow; + if (ptOldOrg.x != pWin->drawable.x || ptOldOrg.y != pWin->drawable.y) + { + if (dx || dy) + REGION_TRANSLATE (pScreen, prgnSrc, dx, dy); + (*pScreen->CopyWindow) (pWin, ptOldOrg, prgnSrc); + if (dx || dy) + REGION_TRANSLATE (pScreen, prgnSrc, -dx, -dy); + } + else + { + ptOldOrg.x -= dx; + ptOldOrg.y -= dy; + REGION_TRANSLATE (prgnSrc, prgnSrc, + pWin->drawable.x - ptOldOrg.x, + pWin->drawable.y - ptOldOrg.y); + DamageDamageRegion (&pWin->drawable, prgnSrc); + } + cs->CopyWindow = pScreen->CopyWindow; + pScreen->CopyWindow = compCopyWindow; + compCheckTree (pWin->drawable.pScreen); +} + +Bool +compCreateWindow (WindowPtr pWin) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + Bool ret; + + pScreen->CreateWindow = cs->CreateWindow; + ret = (*pScreen->CreateWindow) (pWin); + if (pWin->parent && ret) + { + CompSubwindowsPtr csw = GetCompSubwindows (pWin->parent); + CompClientWindowPtr ccw; + + (*pScreen->SetWindowPixmap) (pWin, (*pScreen->GetWindowPixmap) (pWin->parent)); + if (csw) + for (ccw = csw->clients; ccw; ccw = ccw->next) + compRedirectWindow (clients[CLIENT_ID(ccw->id)], + pWin, ccw->update); + if (compImplicitRedirect (pWin, pWin->parent)) + compRedirectWindow (serverClient, pWin, CompositeRedirectAutomatic); + } + cs->CreateWindow = pScreen->CreateWindow; + pScreen->CreateWindow = compCreateWindow; + compCheckTree (pWin->drawable.pScreen); + return ret; +} + +Bool +compDestroyWindow (WindowPtr pWin) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + CompScreenPtr cs = GetCompScreen (pScreen); + CompWindowPtr cw; + CompSubwindowsPtr csw; + Bool ret; + + pScreen->DestroyWindow = cs->DestroyWindow; + while ((cw = GetCompWindow (pWin))) + FreeResource (cw->clients->id, RT_NONE); + while ((csw = GetCompSubwindows (pWin))) + FreeResource (csw->clients->id, RT_NONE); + + if (pWin->redirectDraw) + compFreePixmap (pWin); + ret = (*pScreen->DestroyWindow) (pWin); + cs->DestroyWindow = pScreen->DestroyWindow; + pScreen->DestroyWindow = compDestroyWindow; +/* compCheckTree (pWin->drawable.pScreen); can't check -- tree isn't good*/ + return ret; +} + +void +compSetRedirectBorderClip (WindowPtr pWin, RegionPtr pRegion) +{ + CompWindowPtr cw = GetCompWindow (pWin); + RegionRec damage; + + REGION_NULL (pScreen, &damage); + /* + * Align old border clip with new border clip + */ + REGION_TRANSLATE (pScreen, &cw->borderClip, + pWin->drawable.x - cw->borderClipX, + pWin->drawable.y - cw->borderClipY); + /* + * Compute newly visible portion of window for repaint + */ + REGION_SUBTRACT (pScreen, &damage, pRegion, &cw->borderClip); + /* + * Report that as damaged so it will be redrawn + */ + DamageDamageRegion (&pWin->drawable, &damage); + REGION_UNINIT (pScreen, &damage); + /* + * Save the new border clip region + */ + REGION_COPY (pScreen, &cw->borderClip, pRegion); + cw->borderClipX = pWin->drawable.x; + cw->borderClipY = pWin->drawable.y; +} + +RegionPtr +compGetRedirectBorderClip (WindowPtr pWin) +{ + CompWindowPtr cw = GetCompWindow (pWin); + + return &cw->borderClip; +} + +static VisualPtr +compGetWindowVisual (WindowPtr pWin) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + VisualID vid = wVisual (pWin); + int i; + + for (i = 0; i < pScreen->numVisuals; i++) + if (pScreen->visuals[i].vid == vid) + return &pScreen->visuals[i]; + return 0; +} + +static PictFormatPtr +compWindowFormat (WindowPtr pWin) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + + return PictureMatchVisual (pScreen, pWin->drawable.depth, + compGetWindowVisual (pWin)); +} + +static void +compWindowUpdateAutomatic (WindowPtr pWin) +{ + CompWindowPtr cw = GetCompWindow (pWin); + ScreenPtr pScreen = pWin->drawable.pScreen; + WindowPtr pParent = pWin->parent; + PixmapPtr pSrcPixmap = (*pScreen->GetWindowPixmap) (pWin); + PictFormatPtr pSrcFormat = compWindowFormat (pWin); + PictFormatPtr pDstFormat = compWindowFormat (pWin->parent); + int error; + RegionPtr pRegion = DamageRegion (cw->damage); + PicturePtr pSrcPicture = CreatePicture (0, &pSrcPixmap->drawable, + pSrcFormat, + 0, 0, + serverClient, + &error); + XID subwindowMode = IncludeInferiors; + PicturePtr pDstPicture = CreatePicture (0, &pParent->drawable, + pDstFormat, + CPSubwindowMode, + &subwindowMode, + serverClient, + &error); + + /* + * First move the region from window to screen coordinates + */ + REGION_TRANSLATE (pScreen, pRegion, + pWin->drawable.x, pWin->drawable.y); + + /* + * Clip against the "real" border clip + */ + REGION_INTERSECT (pScreen, pRegion, pRegion, &cw->borderClip); + + /* + * Now translate from screen to dest coordinates + */ + REGION_TRANSLATE (pScreen, pRegion, + -pParent->drawable.x, -pParent->drawable.y); + + /* + * Clip the picture + */ + SetPictureClipRegion (pDstPicture, 0, 0, pRegion); + + /* + * And paint + */ + CompositePicture (PictOpSrc, + pSrcPicture, + 0, + pDstPicture, + 0, 0, /* src_x, src_y */ + 0, 0, /* msk_x, msk_y */ + pSrcPixmap->screen_x - pParent->drawable.x, + pSrcPixmap->screen_y - pParent->drawable.y, + pSrcPixmap->drawable.width, + pSrcPixmap->drawable.height); + FreePicture (pSrcPicture, 0); + FreePicture (pDstPicture, 0); + /* + * Empty the damage region. This has the nice effect of + * rendering the translations above harmless + */ + DamageEmpty (cw->damage); +} + +void +compWindowUpdate (WindowPtr pWin) +{ + WindowPtr pChild; + + for (pChild = pWin->lastChild; pChild; pChild = pChild->prevSib) + compWindowUpdate (pChild); + if (pWin->redirectDraw) + { + CompWindowPtr cw = GetCompWindow(pWin); + + if (cw->damaged) + { + compWindowUpdateAutomatic (pWin); + cw->damaged = FALSE; + } + } +} -- cgit v1.2.3